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AUDIO section

Rated output power during STEREO operation

 

watts

per channel

 

 

RMS,

 

 

6 _;_from 20 Hz to 20 kHz with no more than 0.03 % total

I100

 

 

minimum

both channels driven, at l

harmonic distortion.(FTC)

 

 

 

1

Rated output power during SURROUND operation

 

FRONT

 

 

 

 

 

 

 

(lkHz,

0.7%

T.H,D.

at 6 _)

.......................

100 W + 100 W

CENTER

 

 

 

 

 

 

(IkHz,

0.7%

T.H.D.

at 6 £_)

.....................................

 

100 W

SURROUND

 

 

 

 

 

 

(lkHz,

0.7%

T,H.D.

at 6 _)

.......................

100 W + 100 W

Total

harmonic

distortion

0,004% (1 kHz,

50 W, 6 _)

Frequency

response (IHF'78}

 

 

 

 

CD

 

 

5 Hz ~ 80 kHz, +0.5 dB, -3 dB

Signal to noise ratio (IHF°66)

 

 

 

 

PHONO

(MM)

 

 

 

77 dB

CD

 

 

 

 

 

90 dB

Input

sensitivity

/ impedance

 

 

 

 

PHONO

(MM)

 

2,5

mV /

47 k_

CD

 

 

 

200

mV /

47 k_

Output

level /

impedance

 

 

 

 

TAPE REC

 

 

200

mV /

220

PRE OUT (CENTER, SURROUND, SUBWOOFER)

 

............................................................................

 

 

 

 

 

1VtlkQ

Tone

control

 

 

 

 

 

 

Relay and IR IN/OUT section

IR RECEIVER

IN terminal

Maximum

output

current

Operating

voltage

.......................................

Output impedance

......................................

IR OUT LCD REMOTE terminal

Maximum

output

current

Operating

voltage

.......................................

Output impedance ......................................

Shape of plug to be connected

 

 

IR RECEIVER IN

IR OUT LCD

 

 

Stereo

mm

pug

Stereo

m

 

 

 

 

 

Sleeve

 

 

Sleeve

..

S" Tip

 

 

 

 

Ring

J

 

Rin

tR

IN/OUT

specification

 

 

i Termina'

i

IR

RECEIVER

IR OUT

L

IN

 

IT°

Tip

t

Signal

Signal

 

 

 

To

Ring

 

Ground

 

 

BASS

......................................................

 

 

 

 

 

 

=7 dB (at

100

 

Hz)

lTo Sleeve

+12

V

 

Ground

TREBLE

 

 

 

 

 

 

 

-*7 dB {at 10

kHz)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

LOUDNESS

control

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VOLUME

at

 

-40dB

level

... +7 dB(100

Hz), +4 dB(1O

kHz)

GENERAL

 

 

 

 

 

DIGITALAUDIO section

 

 

 

 

 

 

 

 

Power

consumption

...........................................

 

 

 

 

 

 

 

 

 

 

AC outlet

............................

2

 

90 W

Sampling

frequency

 

32 kHz,

44.1

kHz,

48

 

kHz

SWITCHED

 

 

(total

 

 

Dimensions

 

 

 

W:

440

Input

level

/

impedance

/

wave length

 

 

 

 

 

 

 

 

Optical

....................

 

 

-15

dBm ~ -21 dBm, 660 nm =30nm

 

 

 

 

 

H:

1621

Coaxial

.......................................................

 

 

 

 

 

 

0.5

Vp-p

/

75 £_

 

 

 

 

 

D : 391

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Weight

(Net)

 

 

 

11

VIDEO section

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VIDEO

inputs ]

outputs

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VIDEO

 

(composite)

..................................

 

t Vp-p /75 _.

 

 

 

 

 

 

 

FM tuner section

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Tuning

frequency

range

 

87,5

MHz

~ 108

MHz

 

 

 

 

 

 

 

Usable

sensitivity

{MONO)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

......

1.6pV (75 P,)/15.2

dBf (75 kHz

DEV., SINAD

30

 

dB)

 

 

 

 

 

 

 

50dB quieting

sensitivity

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

STEREO

.......................................

 

 

 

31,6pV

{75 _:_)/41.2

 

dBf

 

 

 

 

 

 

 

Total harmonic distortion (1 kHz)

 

 

 

 

 

 

 

 

 

 

 

 

 

MONO

...............................................

 

 

 

 

 

0.3 % (65 dBf input)

 

 

 

 

 

 

 

STEREO

.............................................

 

 

 

 

0.6 % (65 dBf input)

 

 

 

 

 

 

 

Signal to noise ratio (1 kHz, 75 kHz DEV.)

 

 

 

 

 

 

 

 

 

 

 

 

MONO

...............................................

 

 

 

 

 

75 dB {65 dBf input)

 

 

 

 

 

 

 

STEREO

.............................................

 

 

 

 

68 dB (65 dBf input)

 

 

 

 

 

 

 

Stereo

separation

(1 kHz)

..............................................

 

 

 

38

dB

 

 

 

 

 

 

 

Selectivity

(-*400

kHz)

 

 

 

 

 

70

dB

 

 

 

 

 

 

 

Frequency

response

 

30 Hz ~ 15kHz,+0,5

dB,

-3.0

 

dB

 

 

 

 

 

 

 

AM tuner

section

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Tuning

frequency

range

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

10 kHz

step

 

.......................................

 

 

530

kHz

~ 1,700

 

kHz

 

 

 

 

 

 

 

Usable sensitivity (30% rood., S/N 20 dB)

 

 

 

 

 

 

 

 

 

 

 

 

............................................................

 

 

 

 

 

 

 

16 pV / (600 pV/m)

 

 

 

 

 

 

 

Signal

to noise

ratio (30

% mod, 1 mV

input)

50

dB

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1. KENWOOD follows a policy of continuo_

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

in

deveopment.

For this

reason

speci

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

changed

without

notice

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2 Ful performance may not be exhibited

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

locations

(below

0 degC)

 

 

Page 69
Image 69
Kenwood VR-2000, KRF-VBB81 D instruction manual Relay and IR IN/OUT section, Digitalaudio section, Video section

VR-2000, KRF-VBB81 D specifications

The Kenwood VR-2000 and KRF-VBB81 D are two notable audio receivers that embody Kenwood's commitment to high-quality sound and robust functionality. These models cater to audiophiles and home theater enthusiasts alike, providing a range of features designed to enhance the listening experience.

Starting with the Kenwood VR-2000, this receiver is a versatile component for any home audio setup. It supports multiple input options, including HDMI, optical, and coaxial connections, allowing users to connect a variety of devices such as Blu-ray players, gaming consoles, and streaming devices. With its impressive power output, the VR-2000 delivers clean and dynamic sound across a range of frequencies, ensuring a captivating audio experience whether you're playing music or watching movies. The built-in Dolby Digital and DTS processing capabilities further enhance playback quality, making it an ideal choice for surround sound systems.

The KRF-VBB81 D, on the other hand, focuses on delivering a comprehensive audio experience with its array of features. Boasting a robust amplifier section, this receiver provides ample power for driving speakers in both stereo and surround setups. With the inclusion of a built-in AM/FM tuner, users can easily access their favorite radio stations, while the integrated digital signal processing allows for fine-tuning of sound settings to match individual preferences.

Both models showcase Kenwood's dedication to innovation with technologies such as automatic speaker calibration, which optimizes sound output based on the specific acoustics of a room. This feature ensures that users receive the best possible sound quality without the need for extensive manual adjustments. Additionally, these receivers often come equipped with remote controls, giving users the convenience of managing their audio system from a distance.

In terms of design, the Kenwood VR-2000 and KRF-VBB81 D boast a sleek and modern aesthetic, making them visually appealing additions to any entertainment center. Their user-friendly interfaces further enhance the overall experience, allowing for easy navigation through various settings and configurations.

In summary, the Kenwood VR-2000 and KRF-VBB81 D stand out in the realm of audio receivers, featuring powerful sound output, versatile connectivity options, and advanced sound processing technologies. Whether you're a music lover or a movie enthusiast, these receivers provide the quality and performance that can elevate your audio experience to new heights.